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Therefore, the presence of a static field triggers the initialization of a class. However, the initializer of a static field could depend on the initialization of another class, possibly creating an initialization cycle.
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Initialization cycles may lead to unexpected results.
Rule | Severity | Likelihood | Remediation Cost | Priority | Level |
|---|---|---|---|---|---|
DCL00-J | Low | Unlikely | Medium | P2 | L3 |
Automated Detection
| Tool | Version | Checker | Description | ||||||
|---|---|---|---|---|---|---|---|---|---|
| CodeSonar |
| JAVA.STRUCT.UA JAVA.STRUCT.UA.DEFAULT | Useless Assignment (Java) Useless Assignment to Default (Java) | ||||||
| Parasoft Jtest |
| CERT.DCL00.ACD | Ensure that files do not contain cyclical dependencies | ||||||
| PVS-Studio |
| V6050 | |||||||
| SonarQube |
| Classes should not access their own subclasses during initialization |
Related Guidelines
VOID DCL14-CPP. Avoid assumptions about the initialization order between translation units | |
Initialization of Variables [LAV] | |
CWE-665, Improper Initialization |
Bibliography
Puzzle 49, "Larger than Life" | |
[JLS 2005] | §8.3.2.1, "Initializers for Class Variables" §12.4, "Initialization of Classes and Interfaces" |
CWE-665, Improper Initialization
| [Seacord 2015] |
|
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